Dev tools · alternatives · 2026

24 alternatives to Hasp – A minimal CSS preprocessor using the M4 macro language

Half-assed CSS preprocessor. Contribute to djanowski/hasp development by creating an account on GitHub.

Hasp is a minimal CSS preprocessor built on the M4 macro language. It allows developers to use macros and automation in their CSS workflows, offering a lightweight alternative to more complex preprocessors. Designed… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Hasp – A minimal CSS preprocessor using the M4 macro language launched in 2015; newer entries below may have overtaken it.

1. 1PI
   Preprocessor I've been working 4 years now▲78

   Hey there, I'm here today to share with you a software I've been working on for 4 years now. I'm not full time dedicated to it, as I need to make a living. My inspiration to develop it came when I started using Sass for real in production. I really appreciated the hierarchy of nesting rules instead of the way CSS vanilla used to do. The obvious nesting rules was easy to read and understand just by looking at. That was something I personally admirated very much. I wondered why there was no HTML preprocessors as revolutionary as there is for CSS and JavaScript. All popular preprocessors for…

   2024 · npmjs.com · its alternatives →

2. 2AS
   A simple lightweight CSS grid, not a bloated framework▲134

   2012 · thisisdallas.github.com · its alternatives →

3. 3MB
   my boilerplate CSS code for new designs, written in Less.▲108

   2011 · mgeraci.github.com · its alternatives →

4. 4
   Web to MCP▲353

   Send any website components to Cursor or Claude via MCP

   2025 · web-to-mcp.com · its alternatives →

5. 5
   CSS Gridish▲133

   Greetings, This is a link to our learning guide to make your own MCP server in C/C++ (with no other dependencies). If you wanted to make one from scratch but needed some insight into dealing with MCP messages: the I/O flow, JSON parsing, and request dispatch, grab the teaching version tagged mcp/teaching/v1.0.0 in the repository. The JSON parsing in C would have been a hurdle, but then there's this amusing story: Eric: "Let's create a helloWorld MCP server in C." Gemini: "That will be somewhat difficult, there are easier ways." Eric: "Why is it difficult??" (the second…

   2018 · ibm.github.io · its alternatives →

6. 6XA
   X86CSS – An x86 CPU emulator written in CSS▲275

   x86CSS is a working CSS-only x86 CPU/emulator/computer. No JavaScript required!

   Feb 2026 · lyra.horse · its alternatives →

7. 7
   A dependently-typed programming language with static memory management▲456

   A functional programming language with static memory management - vekatze/neut

   2020 · github.com · its alternatives →

8. 8
   Basic.css – Classless CSS Starter File▲153

   Basic.css - Classless CSS Starter File. Contribute to vladocar/Basic.css development by creating an account on GitHub.

   2020 · github.com · its alternatives →

9. 9
   Layer CSS▲152

   Lightweight CSS framework to build your own fluid layouts

   2015 · layers-css.vercel.app · its alternatives →

10. 10
    Picnic.css, a lightweight Bootstrap alternative▲247

    I've tried to make it as light as possible. It's only tested with Firefox and Chrome, however I intend to test it in IE down to 9. What would you change? What would you add? Any feedback or pull request is greatly welcome! MIT Licensed

    2014 · picnicss.com · its alternatives →

11. 11
    Tailwind CSS▲420

    A utility-first CSS framework for rapid UI development

    2017 · tailwindcss.com · its alternatives →

12. 12
    A simple, plain, minimal, classless CSS for simple, plain HTML pages▲128

    A simple, minimal, classless stylesheet for simple HTML pages - susam/spcss

    2020 · github.com · its alternatives →

13. 13MT
    Min, the world's fastest CSS framework▲52

    2016 · mincss.com · its alternatives →

14. 14
    Less 2.0▲96

    CSS pre-processor makes CSS more maintainable & extendable

    2014 · lesscss.org · its alternatives →

15. 15
    Eslisp – Minimal JavaScript S-expression syntax and macro system▲51

    un-opinionated S-expression syntax and macro system for JavaScript - anko/eslisp

    2015 · github.com · its alternatives →

16. 16
    Milligram▲281

    A minimalist CSS framework

    2016 · milligram.io · its alternatives →

17. 17
    Yupp, yet another C preprocessor▲26

    yet another lexical preprocessor. Contribute to in4lio/yupp development by creating an account on GitHub.

    2015 · github.com · its alternatives →

18. 18
    Sumi.css – CSS Framework▲83

    A minimalist, classless-first CSS framework. Contribute to vladocar/Sumi.css development by creating an account on GitHub.

    18h ago · github.com · its alternatives →

19. 19
    Shorthand CSS▲169

    Feature rich CSS framework for the new decade

    2020 · shorthandcss.com · its alternatives →

20. 20
    A compiler and VM for a simple language, in 150 lines of code▲200

    A complete compiler for a simple language (in less than 150 LoC) - 00_readme.md

    2022 · gist.github.com · its alternatives →

21. 21
    awsm.css▲173

    Simple CSS library for semantic HTML markup

    2017 · github.com · its alternatives →

22. 22LC
    Lissom.CSS - A classless, minimalist, and themeable CSS library▲55

    This is a personal take on making a classless semantic CSS library.

    2023 · lissomware.github.io · its alternatives →

23. 23AS
    A small (less than 2 kb) CSS framework▲79

    A beautiful CSS framework in under 2 KiB

    2013 · andhart.github.io · its alternatives →

24. 24
    A work-in-progress C compiler from scratch▲159

    Programming language that compiles into a x86 ELF executable. - riicchhaarrd/ocean

    2021 · github.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →